The R1 Concepts Geo-Carbon drilled-and-slotted rotor for 2014–2021 Ram ProMaster 3500 rear applications is listed as a Geoperformance rear rotor with drilled and slotted machining. It is offered as a direct-fit replacement rotor option for ProMaster 3500 rear brakes across the cataloged 2014–2021 model years.
DFC 14-21 Ram ProMaster 3500 Rear Drilled & Slotted Geoperformance Rotors